package net.minecraft.item;

import java.util.List;
import java.util.Random;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.Entity;
import net.minecraft.entity.item.EntityArmorStand;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.MathHelper;
import net.minecraft.util.Rotations;
import net.minecraft.world.World;

public class ItemArmorStand extends Item {
	public ItemArmorStand() {
		this.setCreativeTab(CreativeTabs.tabDecorations);
	}

	/**
	 * Called when a Block is right-clicked with this Item
	 */
	public boolean onItemUse(ItemStack stack, EntityPlayer playerIn, World worldIn, BlockPos pos, EnumFacing side,
			float hitX, float hitY, float hitZ) {
		if (side == EnumFacing.DOWN) {
			return false;
		} else {
			boolean flag = worldIn.getBlockState(pos).getBlock().isReplaceable(worldIn, pos);
			BlockPos blockpos = flag ? pos : pos.offset(side);

			if (!playerIn.canPlayerEdit(blockpos, side, stack)) {
				return false;
			} else {
				BlockPos blockpos1 = blockpos.up();
				boolean flag1 = !worldIn.isAirBlock(blockpos)
						&& !worldIn.getBlockState(blockpos).getBlock().isReplaceable(worldIn, blockpos);
				flag1 = flag1 | (!worldIn.isAirBlock(blockpos1)
						&& !worldIn.getBlockState(blockpos1).getBlock().isReplaceable(worldIn, blockpos1));

				if (flag1) {
					return false;
				} else {
					double d0 = (double) blockpos.getX();
					double d1 = (double) blockpos.getY();
					double d2 = (double) blockpos.getZ();
					List<Entity> list = worldIn.getEntitiesWithinAABBExcludingEntity((Entity) null,
							AxisAlignedBB.fromBounds(d0, d1, d2, d0 + 1.0D, d1 + 2.0D, d2 + 1.0D));

					if (list.size() > 0) {
						return false;
					} else {
						if (!worldIn.isRemote) {
							worldIn.setBlockToAir(blockpos);
							worldIn.setBlockToAir(blockpos1);
							EntityArmorStand entityarmorstand = new EntityArmorStand(worldIn, d0 + 0.5D, d1, d2 + 0.5D);
							float f = (float) MathHelper.floor_float(
									(MathHelper.wrapAngleTo180_float(playerIn.rotationYaw - 180.0F) + 22.5F) / 45.0F)
									* 45.0F;
							entityarmorstand.setLocationAndAngles(d0 + 0.5D, d1, d2 + 0.5D, f, 0.0F);
							this.applyRandomRotations(entityarmorstand, worldIn.rand);
							NBTTagCompound nbttagcompound = stack.getTagCompound();

							if (nbttagcompound != null && nbttagcompound.hasKey("EntityTag", 10)) {
								NBTTagCompound nbttagcompound1 = new NBTTagCompound();
								entityarmorstand.writeToNBTOptional(nbttagcompound1);
								nbttagcompound1.merge(nbttagcompound.getCompoundTag("EntityTag"));
								entityarmorstand.readFromNBT(nbttagcompound1);
							}

							worldIn.spawnEntityInWorld(entityarmorstand);
						}

						--stack.stackSize;
						return true;
					}
				}
			}
		}
	}

	private void applyRandomRotations(EntityArmorStand armorStand, Random rand) {
		Rotations rotations = armorStand.getHeadRotation();
		float f = rand.nextFloat() * 5.0F;
		float f1 = rand.nextFloat() * 20.0F - 10.0F;
		Rotations rotations1 = new Rotations(rotations.getX() + f, rotations.getY() + f1, rotations.getZ());
		armorStand.setHeadRotation(rotations1);
		rotations = armorStand.getBodyRotation();
		f = rand.nextFloat() * 10.0F - 5.0F;
		rotations1 = new Rotations(rotations.getX(), rotations.getY() + f, rotations.getZ());
		armorStand.setBodyRotation(rotations1);
	}
}
